Dye wastewater treatment device and method by plug-flow anaerobic biological-electrochemical process

• Main Authors: LIU GUIXIANG, MEI JUN, SHI WEIQIANG, JI YUQIN, JI YIQIANG, SHEN LI
• Format: Patent
• Language: Chinese; English
• Published: 14.03.2023
• Subjects: CHEMISTRY; METALLURGY; TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

The invention discloses a plug-flow anaerobic biological-electrochemical process dye wastewater treatment device and method.The device comprises a pretreatment pool, an electrochemical reactor and a coagulation device which are sequentially communicated, the coagulation device comprises a box body and a dosing box, and a first filler layer, a second filler layer and an ultrafiltration membrane are sequentially arranged in the box body from top to bottom; a stirring device is arranged in the box body and comprises a motor, a stirring shaft, a plurality of stirring rods, a rotating joint, a transmission assembly, a water pump and a stirring shaft, the stirring rods are hollow and are communicated with the stirring shaft, a plurality of small holes are formed in the stirring rods, the rotating joint is arranged at the upper end of the stirring shaft, one end of the water pump is communicated with the dosing box, and the other end of the water pump is communicated with the transmission assembly. And the motor is